@article{102457, author = {Ladislav Nebesk\'y}, title = {Route systems and bipartite graphs}, journal = {Czechoslovak Mathematical Journal}, volume = {41}, year = {1991}, pages = {260-264}, zbl = {0765.05060}, mrnumber = {1105440}, language = {en}, url = {http://dml.mathdoc.fr/item/102457} }
Nebeský, Ladislav. Route systems and bipartite graphs. Czechoslovak Mathematical Journal, Tome 41 (1991) pp. 260-264. http://gdmltest.u-ga.fr/item/102457/
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